Noise reduction type air compressor

Abstract

The utility model provides a noise reduction type air compressor, and belongs to the technical field of air compressors. The air compressor solves the problems that an air inlet of an existing air compressor in the market is not provided with a dust-proof structure, more dust easily enters the air compressor along with air when the air compressor is used, the air compressor is damaged, and the service life of the air compressor is shortened. The noise reduction type air compressor comprises an air compressor body, an air inlet pipe and an air outlet pipe are arranged on the air compressor body, a sound insulation cover is fixedly arranged on the outer side of the air compressor body, a protective shell is arranged on the outer side of the sound insulation cover, an end opening of the air inlet pipe is located in the protective shell, a first dustproof net is fixedly arranged on the protective shell, and two symmetrical movable shells are fixedly arranged on the outer side of the sound insulation cover; the air compressor has the advantages that dust entering the air compressor body is reduced, damage of the dust to the air compressor body is reduced, and the service life of the air compressor body is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to air compressor technical field relates to an air compressor, especially in a kind of noise reduction type air compressor. BACKGROUND

[0002] Air compressor is a kind of equipment to compress gas. Air compressor is similar in structure to water pump. Most air compressors are reciprocating piston, rotating vane or rotating screw.

[0003] According to the search, in the patent network with the announcement No. CN217152240U of the air compressor with noise reduction function for vehicle is disclosed, when the air compressor runs, the noise generated by the air compressor body is blocked by the sound insulation cover 4, the sound absorption pad layer can absorb the noise generated when air passes through the air pipe, and has good noise reduction function.

[0004] However, the above-mentioned patent still has the following problems, the air inlet of the air compressor is not provided with a dustproof structure, so that when the air compressor is used, more dust is easily entered into the air compressor with air, thereby damaging the air compressor itself and reducing the service life of the air compressor, therefore, it is of great significance to design a noise reduction type air compressor. SUMMARY

[0005] The utility model aims at the above -mentioned problem existing in prior art, provide a kind of noise reduction type air compressor.

[0006] The utility model discloses a kind of noise reduction type air compressors, including air compressor body, the air compressor body is provided with air inlet pipe and air outlet pipe, the air compressor body outside is fixedly provided with sound insulation cover, it is characterized by, the sound insulation cover outside is provided with protective shell, and air inlet pipe port is located in protective shell, the protective shell is fixedly provided with dust screen one, the sound insulation cover outside is fixedly provided with the two movable shells of symmetry, the sound insulation cover is fixedly provided with the limiting block that forms cavity with movable shell, and protective shell is clamped in cavity, the protective shell is equipped with through-hole, the movable shell is slidably provided with the positioning rod clamped in through-hole, the limiting block is equipped with the positioning slot that is clamped with positioning rod.

[0007] In the above-mentioned a kind of noise reduction type air compressor, the positioning rod outside is fixedly provided with movable plate, and movable plate is located in movable shell, the movable plate and movable shell between are provided with spring, the positioning rod one end is fixedly provided with pull ring, and pull ring is located movable shell outside.

[0008] In the above-mentioned a kind of noise reduction type air compressor, the air inlet pipe and air outlet pipe outside are fixedly provided with sound-absorbing sleeve, the sound insulation cover top is provided with cover plate, the cover plate and sound insulation cover are connected by setting fixed bolt.

[0009] In the aforementioned noise-reducing air compressor, the cover plate has several heat dissipation vents, and a dustproof net is fixedly installed on the heat dissipation vents.

[0010] Compared with existing technologies, this noise-reducing air compressor reduces the amount of dust entering the compressor body, reduces dust damage to the compressor body, and extends the service life of the compressor body. Attached Figure Description

[0011] Figure 1 This is a 3D schematic diagram of the noise-reducing air compressor.

[0012] Figure 2 This is a schematic diagram of the soundproof enclosure for this noise-reducing air compressor.

[0013] Figure 3 This is a noise-reducing air compressor. Figure 2 A schematic diagram of the structure at point A in the middle.

[0014] In the diagram, 1. Air compressor body; 2. Inlet pipe; 3. Outlet pipe; 4. Soundproof cover; 5. Protective shell; 6. Dustproof net one; 7. Movable shell; 8. Limiting block; 9. Through hole; 10. Positioning rod; 11. Positioning groove; 12. Movable plate; 13. Spring; 14. Pull ring; 15. Sound-absorbing sleeve; 16. Cover plate; 17. Fixing bolt; 18. Heat dissipation vent; 19. Dustproof net two. Detailed Implementation

[0015] The following are specific embodiments of the present invention, which are described in conjunction with the accompanying drawings. However, the present invention is not limited to these embodiments.

[0016] like Figures 1-3 As shown, this noise-reducing air compressor includes an air compressor body 1, an inlet pipe 2 and an outlet pipe 3. A soundproof cover 4 is fixedly installed on the outside of the air compressor body 1, and a protective shell 5 is fixedly installed on the outside of the soundproof cover 4, with the inlet pipe 2 located inside the protective shell 5. A dustproof mesh 6 is installed on the protective shell 5. Two symmetrical movable shells 7 are fixedly installed on the outside of the soundproof cover 4. A limiting block 8 is fixedly installed on the soundproof cover 4, forming a cavity with the movable shell 7, and the protective shell 5 is snapped into the cavity. An opening is provided on the protective shell 5. The compressor body 1 has a through hole 9, and a positioning rod 10 is slidably installed inside the movable shell 7 and engaged in the through hole 9. The limiting block 8 has a positioning groove 11 that engages with the positioning rod 10. The protective shell 5 can protect the air intake pipe 2. The dustproof net 6 on the protective shell 5 can filter the air entering the air compressor body 1, reduce dust entering the air compressor body 1, reduce dust damage to the air compressor body 1, and improve the service life of the air compressor body 1. The protective shell 5 is easy to install and disassemble, and it is convenient to clean the dustproof net 6 regularly.

[0017] Preferably, the positioning rod 10 is fixedly provided with a movable plate 12 outside, and the movable plate 12 is located in the movable shell 7, a spring 13 is arranged between the movable plate 12 and the movable shell 7, and the positioning rod 10 is fixedly provided with a pull ring 14 at one end, and the pull ring 14 is located outside the movable shell 7, when the protective shell 5 is installed, the pull ring 14 is pulled, the protective shell 5 is clamped between the movable shell 7 and the limiting block 8, the pull ring 14 is loosened, the positioning rod 10 passes through the through hole 9, and the effect of installing and positioning the protective shell 5 is achieved, when the protective shell 5 is disassembled, the pull ring 14 is pulled, and the protective shell 5 can be removed.

[0018] Preferably, the air inlet pipe 2 and the air outlet pipe 3 are fixedly provided with sound absorbing sleeves 15 outside, the soundproof cover 4 is provided with a cover plate 16 at the top, the cover plate 16 and the soundproof cover 4 are connected by fixed bolts 17, and the sound absorbing sleeves 15 can absorb the noise generated when air passes through the air inlet pipe 2 and the air outlet pipe 3, achieving the effect of noise reduction.

[0019] Preferably, a plurality of heat dissipation openings 18 are formed in the cover plate 16, and dust screens 19 are fixedly arranged on the heat dissipation openings 18.

[0020] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, without deviating from the spirit of the present application or exceeding the scope defined by the appended claims.

[0021] Although the terms air compressor body 1, air inlet pipe 2, air outlet pipe 3, soundproof cover 4, protective shell 5, dust screen 6, movable shell 7, limiting block 8, through hole 9, positioning rod 10, positioning groove 11, movable plate 12, spring 13, pull ring 14, sound absorbing sleeve 15, cover plate 16, fixed bolt 17, heat dissipation opening 18, dust screen 19 and the like are used more frequently herein, but the possibility of using other terms is not excluded. Using these terms is only to facilitate the description and explanation of the essence of the present application; any additional limitation is contrary to the spirit of the present application.

Claims

1. A noise reduction type air compressor, comprising an air compressor body (1), an air inlet pipe (2) and an air outlet pipe (3) are arranged on the air compressor body (1), a sound insulation cover (4) is fixedly arranged outside the air compressor body (1), characterized in that, The soundproof cover (4) is provided with a protective shell (5) outside, and the air inlet pipe (2) port is located in the protective shell (5), the protective shell (5) is fixedly provided with a dust screen one (6), the soundproof cover (4) is fixedly provided with two symmetrical movable shells (7) outside, the soundproof cover (4) is fixedly provided with a limiting block (8) forming a cavity with the movable shell (7), and the protective shell (5) is clamped in the cavity, the protective shell (5) is provided with a through hole (9), the movable shell (7) is slidably provided with a positioning rod (10) clamped in the through hole (9), and the limiting block (8) is provided with a positioning groove (11) clamped with the positioning rod (10).

2. The noise reducing air compressor of claim 1, wherein The positioning rod (10) is fixedly provided with a movable plate (12) outside, and the movable plate (12) is located in the movable shell (7), the movable plate (12) and the movable shell (7) are provided with a spring (13), one end of the positioning rod (10) is fixedly provided with a pull ring (14), and the pull ring (14) is located outside the movable shell (7).

3. The noise reducing air compressor of claim 1, wherein The air inlet pipe (2) and the air outlet pipe (3) are fixedly provided with a sound absorbing sleeve (15) outside, the soundproof cover (4) is provided with a cover plate (16) on the top, and the cover plate (16) and the soundproof cover (4) are connected by the fixed bolt (17).

4. The noise reducing air compressor of claim 3, wherein The cover plate (16) is provided with a plurality of heat dissipation openings (18), and the heat dissipation openings (18) are fixedly provided with a dust screen two (19).

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